Touch substrate and touch display device

Abstract

A touch substrate and a touch display device are provided. The touch substrate and the touch display device relate to the field of display technology, and aim to solve the problem that in the touch substrate regions covered with electrode patterns reflect light and regions not covered with electrode patterns do not reflect light, thus causing a visual difference and resulting in a degraded display effect. The touch substrate includes a plurality of electrodes, and at least one of the plurality of electrodes has a hollowed-out structure.

What is claimed is: 
     
       1. A touch substrate, comprising a plurality of electrodes, at least one of the plurality of electrodes having a hollowed-out structure,
 wherein each of the electrodes having the hollowed-out structure comprises a non-hollowed-out portion and a plurality of hollowed-out portions, the non-hollowed-out portion comprises a plurality of body portions, and at least one of the plurality of hollowed-out portions and at least one of the plurality of body portions of at least one of the electrodes having the hollowed-out structure extend in a first direction, 
 wherein a shape of the hollowed-out portion, a shape of the body portion, and a shape of a gap between two adjacent electrodes in the first direction are identical or approximately identical, and 
 wherein a size of the hollowed-out portions, a size of the body portion, and a size of the gap between two adjacent electrodes in the first direction are identical or approximately identical. 
 
     
     
       2. The touch substrate according to  claim 1 , wherein at least one of the plurality of hollowed-out portions and at least one of the plurality of body portions of at least one of the electrodes having the hollowed-out structure extend in a second direction. 
     
     
       3. The touch substrate according to  claim 1 , wherein
 at least two of the plurality of the electrodes of the touch substrate have a quadrangular structure, and a set of opposite sides of the quadrangular structure extends in the first direction, a remaining set of opposite sides of the quadrangular structure extends in the second direction, and 
 in at least one of the electrodes having the hollowed-out structure, the plurality of hollowed-out portions and the plurality of body portions extend in the first direction or in the second direction. 
 
     
     
       4. The touch substrate according to  claim 3 , wherein at least two of the plurality of electrodes of the touch substrate have a rhombic structure, a rectangular structure or a square structure. 
     
     
       5. The touch substrate according to  claim 1 , wherein the non-hollowed-out portion further comprises a connecting portion connecting a part of the plurality of body portions. 
     
     
       6. The touch substrate according to  claim 5 , wherein at least one of the electrodes having the hollowed-out structure comprises two connecting portions, the two connecting portions are located at opposite ends of the plurality of body portions, and the plurality of body portions and each of the connecting portions form a comb structure. 
     
     
       7. The touch substrate according to  claim 5 , wherein in at least one of the electrodes having the hollowed-out structure, a part of the body portions and a part of the hollowed-out portions are arranged by turns. 
     
     
       8. The touch substrate according to  claim 5 , wherein sides of the plurality of electrodes of the touch substrate, sides of the plurality of body portions and sides of the connecting portion are straight, wavy or zigzag. 
     
     
       9. The touch substrate according to  claim 1 , wherein the plurality of electrodes of the touch substrate comprises driving electrode blocks and sensing electrode blocks, the driving electrode blocks and the sensing electrode blocks are arranged by turns in the first direction and the second direction, at least one of the driving electrode blocks has a hollowed-out structure, and at least one of the sensing electrode blocks has a hollowed-out structure. 
     
     
       10. The touch substrate according to  claim 9 , wherein each of the driving electrode blocks and each of the sensing electrode blocks have the hollowed-out structure, a hollowed-out portion and a body portion of each of the driving electrode blocks extend in the first direction, and a hollowed-out portion and a body portion of each of the sensing electrode blocks extend in the second direction; or
 the hollowed-out portion and the body portion of each of the driving electrode blocks extend in the second direction, and the hollowed-out portion and the body portion of each of the sensing electrode blocks extend in the first direction. 
 
     
     
       11. The touch substrate according to  claim 9 , wherein each of the driving electrode blocks and each of the sensing electrode blocks have the hollowed-out structure, a hollowed-out portion and a body portion of each of the driving electrode blocks and a hollowed-out portion and a body portion of each of the sensing electrode blocks extend in the first direction; or
 each of the driving electrode blocks and each of the sensing electrode blocks have the hollowed-out structure, and the hollowed-out portion and the body portion of each of the driving electrode blocks and the hollowed-out portion and the body portion of each of the sensing electrode blocks extend in the second direction. 
 
     
     
       12. A touch display device, comprising a touch substrate, the touch substrate comprising a plurality of electrodes, and at least one of the plurality of electrodes having a hollowed-out structure,
 wherein each of the plurality of electrodes having the hollowed-out structure comprises a non-hollowed-out portion and a plurality of hollowed-out portions, the non-hollowed-out portion comprises a plurality of body portions, and at least one of the plurality of hollowed-out portions and at least one of the plurality of body portions of at least one of the electrodes having the hollowed-out structure extend in a first direction, 
 wherein a shape of the hollowed-out portion, a shape of the body portion, and a shape of a gap between two adjacent electrodes in the first direction are identical or approximately identical, and 
 wherein a size of the hollowed-out portions, a size of the body portion, and a size of the gap between two adjacent electrodes in the first direction are identical or approximately identical. 
 
     
     
       13. The touch display device according to  claim 12 , wherein at least one of the plurality of hollowed-out portions and at least one of the plurality of body portions of at least one of the electrodes having the hollowed-out structure extend in a second direction. 
     
     
       14. The touch display device according to  claim 12 , wherein at least two of the plurality of the electrodes of the touch substrate have a quadrangular structure, and a set of opposite sides the quadrangular structure extends in the first direction, a remaining set of opposite sides of the quadrangular structure extends in the second direction, and
 in at least one of the electrodes having the hollowed-out structure, the plurality of hollowed-out portions and the plurality of body portions extend in the first direction or in the second direction.